public class JackiyTest {
    public static void main(String[] args) {
        System.out.println("Hello World!" +
                "ABCDEFGHIJKLMN");
        System.out.println("Hello World!" +
                "ABCDEFGHIJKLMN");
        System.out.println("Hello World!" +
                "ABCDEFGHIJKLMN");
        System.out.println("Hello World!" +
                "ABCDEFGHIJKLMN");
        System.out.println("修改");
        System.out.println("2222修改");
        ///////////////System.out.println("修改");//wqeqwasdhuh
        System.out.println("修改的修改");
        hello("world");
    }

    static void hello(String msg) {
        System.out.println(msg);
    }

    public void add(){
        System.out.println("杨王丽");
    }
    public void upadte(){
        System.out.println("杨王丽");
    }

    public  void update(int a) {
        System.out.println("添加");
    }


    public void update(int a,int b) {
        System.out.println("添加");
    }


}
